Drug profile

The FDA adverse-event record for Ampicillin Sodium & Sulbactam Sodium

139 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Ampicillin Sodium & Sulbactam Sodium. See the species affected, top reactions, and outcomes below.

139
adverse-event reports
66.9%
death-coded share
Dog
most-reported species
61
Vomiting - top reaction
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Important: Adverse event reports do not establish that a drug caused or contributed to the event. Consult your veterinarian before making treatment decisions.
139
Total Reports
93
Deaths Reported
66.9%
Death Rate

Active Ingredients

Ampicillin Sodium & Sulbactam Sodium

Administration Routes

UnknownIntravenousSubcutaneous

Species Affected

Dog 124
Cat 15

Most Affected Breeds

Retriever - Labrador 33
Domestic Shorthair 12
Retriever - Golden 7
Chihuahua 5
Maltese 4
Spitz - German Pomeranian 4
Beagle 4
Deutsche Dogge, Great Dane 3
Shih Tzu 3
Terrier - Jack Russell 3

Most Reported Reactions

Vomiting 61
Death by euthanasia 57
Lethargy (see also Central nervous system depression in 'Neurological') 57
Other abnormal test result NOS 39
Elevated alanine aminotransferase (ALT) 38
Anorexia 36
Elevated serum alkaline phosphatase (SAP) 35
Death 35
Leucocytosis NOS 30
Elevated blood urea nitrogen (BUN) 30
Fever 28
Abnormal ultrasound finding 27

Outcome Breakdown

Euthanized
59 (42.1%)
Ongoing
40 (28.6%)
Died
34 (24.3%)
Recovered/Normal
4 (2.9%)
Outcome Unknown
3 (2.1%)

Ampicillin Sodium & Sulbactam Sodium Adverse Event Insights

139 reports name Ampicillin Sodium & Sulbactam Sodium; 93 recorded a death outcome (66.9% of reported events, not a population-level mortality rate). Active ingredient: Ampicillin Sodium & Sulbactam Sodium. Administration routes: Unknown, Intravenous, Subcutaneous.

By species: Dog (124 reports), Cat (15 reports). By breed: Retriever - Labrador (33), Domestic Shorthair (12), Retriever - Golden (7).

Leading clinical signs: Vomiting (61), Death by euthanasia (57), Lethargy (see also Central nervous system depression in 'Neurological') (57), Other abnormal test result NOS (39). Outcome, 140 coded reports: Euthanized leads at 42.1%.

Read these counts as reporting volume, not risk: per our methodology, a widely-prescribed drug will rack up more raw FDA reports in a given year than a rarely-used one at an identical true rate, so we recommend comparing within similar-exposure products rather than across the full 2025 catalog.

Source: FDA Center for Veterinary Medicine openFDA Animal & Veterinary Adverse Events (CVM AER) · 2025

Every figure on PlainBreed is rendered directly from FDA openFDA adverse event data, no number is typed in by an editor. This page draws directly on FDA openFDA data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.